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https://issues.jboss.org/browse/TEIID-5498?page=com.atlassian.jira.plugin...
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Steven Hawkins resolved TEIID-5498.
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Resolution: Done
Simple types and their array variations will work just fine. The standard pg/odbc issues
remain:
- the cursor select is under a transaction
- the object type is not supported
- multi-dimensional arrays are not supported
- lobs are inline in the resultset and limited in size
Allow the pg layer to work for simple selects with the postgres_fdw
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Key: TEIID-5498
URL:
https://issues.jboss.org/browse/TEIID-5498
Project: Teiid
Issue Type: Sub-task
Components: ODBC
Reporter: Steven Hawkins
Assignee: Steven Hawkins
Priority: Major
Fix For: 11.2
Another avenue for materialization support outlined in TEIID-4251 is to rely upon pg
materialization, which would be easiest to setup through their foreign data wrapper.
However it expects some additional support for:
start transaction syntax
abort transaction
automatic cleanup of portals/cursors at the end of a transaction
prepared cursors
Additionally this will have the same performance issue that we have with declare/fetch
initially - that is a cursor requires a transaction, and our current strategy requires
pre-buffering the results under a transaction. However since this would only be used for
load/refresh that performance hit may be negligible - if now we'd need similar logic
to effectively ignore the transaction wrapping.
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